• Effective intracellular transport of proteins and organelles is critical in cells and is especially important for ensuring proper neuron functionality. (nature.com)
  • In neurons, most proteins are synthesized in the cell body and must be transported through thin structures over long distances where normal diffusion is insufficient. (nature.com)
  • For instance, preassembled units of synaptic proteins are transported in vesicles to synapses to provide building blocks for the active zone, which is necessary for rapid fusion of synaptic vesicles 7 . (nature.com)
  • Using hybrid viruses constructed by genetic engineering methods, he proved that the susceptibility of plants to the virus depends on the properties of transport proteins. (pravda.ru)
  • Some of the common particles moved by active transport are complex sugar ions, large cells, and proteins among many others. (coredifferences.com)
  • We thus propose a model for substrate transport by TRAP proteins, which we describe herein as an 'elevator-with-an-operator' mechanism. (rcsb.org)
  • The mystery and the potential biological significance of these unknown genes is enhanced by many of them being well conserved, and many of them being completely unrelated to known proteins and thus lacking clues to their function. (biorxiv.org)
  • In our present view, these areas are found for systems where several types of macromolecules (proteins, polysaccharides or polyelectrolytes) and/or amphiphiles interact to form a functional or destructive unit. (lu.se)
  • We show that mechanical tension modulates active transport processes in neurons and that external forces can couple to internal (subcellular) forces and change the overall transport dynamics. (nature.com)
  • As knowledge of such topics as cellular processes and complex ecological systems advances, researchers have found that progress in understanding these and other systems requires application of more quantitative approaches. (aps.org)
  • More physicists should be encouraged to become active in research and development in the growing application fields of biophysics including molecular genetics, biomedical imaging, tissue generation and regeneration, drug development, prosthetics, neural and brain function, kinetics of nonequilibrium open biological systems, metabolic networks, biological transport processes, large-scale biochemical networks and stochastic processes in biochemical systems to name a few. (aps.org)
  • Is consciousness to be found in quantum processes in microtubules? (sciforums.com)
  • But these internal processes need transport mechanisms to be successful. (coredifferences.com)
  • When it is degraded in aquatic systems, hydroxyatrazine, deethylatrazine, and deisopropylatrazine are the major products formed by chemical and biological processes. (cdc.gov)
  • It is clear that colloid science has reached such a level that it can contribute with much larger consequences to the understanding of a range of processes in biological systems, than was possible during the fi rst half of the previous century. (lu.se)
  • Gradually, I changed methodologies, biochemical, molecular biological and physiological, and I have had the pleasure of being part of how plant respiration over time has proven to be involved in many fundamental life processes, developing a more integrated view of plant metabolism. (lu.se)
  • As such, many biological processes occur within or in the proximity of the cell membrane, and therefore, interest in the properties and behavior of lipids in membranes is considerable. (lu.se)
  • For example, it is found that in nature the lipid distribution across the inner and outer leaflet of cell membranes is asymmetric and this asymmetry plays a prominent role in processes like cell fusion, activation of the coagulation processes and the recognition and removal of apoptotic cells by macrophages. (lu.se)
  • The code simulated variably-saturated water flow in two-dimensional transport domains, implemented the van Genuchten soil hydraulic functions (van Genuchten, 1980) and modifications thereof, considered root water uptake by taking advantage of some of the features of the SWATRE model (Feddes et al. (wikipedia.org)
  • Our objective was to examine the movement of biologically active secondary compounds from the leaf surface of two increasingly dominant desert shrubs, creosotebush and tarbush, to the surrounding soil by rainfall. (usda.gov)
  • We found that low concentrations of secondary compounds were transported to the soil by rainfall falling through the shrub canopy with greater amounts found in water funneled down the branches to the base of the plant. (usda.gov)
  • Our results show that phenolic compounds produced by creosotebush and tarbush can be transported to the soil surface by precipitation, but whether concentrations are ecologically significant is uncertain. (usda.gov)
  • The increase of biological nitrogen fixation in these systems, through the breeding of tolerant cultivars to acidic soils and a stepwise legumes enrichment, alongside soil fertility management, may contribute to increasing biomass production, SOM content and overall ecological plasticity. (intechopen.com)
  • Our goals were to study the δ 13 C of biological soil respiration under snow in winter, and to assess the relative importance of diffusion and advection (ventilation by wind) for gas transport within snow. (arizona.edu)
  • If effluent water is retained in the soil for some time by matric potential rather than percolating on through in short order, a number of biological and chemical mechanisms are given a better chance to remove pollutants from the water. (venhuizen-ww.com)
  • Biological management practices can include adding living biology to the soil, or simply feeding and waking up the soil microbiome in your soil on your farm. (phycoterra.com)
  • Active beneficial microbes improve soil structure and soil organic matter, which in turn optimize water infiltration and drainage, adding value across the soil moisture spectrum and helping your crop access applied nutrients for optimized yield. (phycoterra.com)
  • Abundant and diverse soil microbial communities improve nutrient availability, uptake, and transport. (phycoterra.com)
  • Soil moisture is a key player in nutrient management and nutrient use efficiency - both NASA and the agricultural science community are innovating to find the best way to map soil moisture changes to help growers apply crop inputs efficiently and, at the right rate and time, take advantage of optimal soil moisture for fertilizer application. (phycoterra.com)
  • Uranium and thorium are found in small amounts in most rocks and soil. (cdc.gov)
  • The normal agricultural use of atrazine will result in some loss or transport from the soil into the atmosphere, where it may later undergo deposition back to soils or into bodies of water. (cdc.gov)
  • This makes transporting vaccines around the world a complex undertaking and is why many rural areas around the world have very poor access to vaccinations. (springwise.com)
  • Now, however, researchers may have found a way to transport vaccines safely at higher temperatures. (springwise.com)
  • Our goal is to make the transportation of vaccines and other life-saving biological materials more efficient and cost-effective, while also reducing the carbon footprint of this critical supply chain. (springwise.com)
  • Springwise has spotted other ideas aiming to protect the efficacy of vaccines, including transporting them as a microneedle patch , and using sugar to protect vaccines from heat. (springwise.com)
  • In agreement with other studies, we found evidence of an active microbial community under a roughly 1-m deep snowpack during winter and into spring as it melted. (arizona.edu)
  • The formation of lipid rafts and cavioli in biological membranes provides examples of cooperative association of lipids presumably assisted by the presence of cholesterol acting as a lineactant in the two-dimensional system of the membrane. (lu.se)
  • A second central issue lies in the functions of the biological membranes. (lu.se)
  • The phospholipid bilayer is the basic structural motif of most biological membranes. (lu.se)
  • Active transport involves the movement of molecules against the concentration gradient by the use of biochemical energy while passive transport is the movement of molecules along a concentration gradient without using energy. (coredifferences.com)
  • b) Simplified schematic of vesicle transport in a neurite. (nature.com)
  • There was clear evidence of isotopic enrichment associated with diffusive transport as predicted by theory, but simple diffusive enrichment (4.4‰) was not observed. (arizona.edu)
  • It also yielded a physical explanation for the characteristic length of the web-like patterns emerging from the chains' movement in terms of the relative importance of advective and diffusive transport. (aps.org)
  • The study of active matter began in the 1990s when researchers modeled systems of self-propelled, interacting point particles. (aps.org)
  • Since then, ever-more complex systems have come under scrutiny, including long, flexible biological particles such as the Oscillatoria lutea cyanobacteria studied by Faluweki and his colleagues. (aps.org)
  • Cargo transport in cells is mediated by a stochastic interplay of passive diffusion and active transport 2 . (nature.com)
  • For the optimisation of bulk heterojunction (BHJ) solar cells FAU investigated the concept of ternary and quaternary polymer/fullerene blends for the active layer of bulk heterojunction solar cells. (europa.eu)
  • They are internalized and fragmented within the cells, then transported by the macrophages to the marrow and endothelial reticular system. (nih.gov)
  • High avidity T cells (Tet hi ), if present, were only found in progressing PD-1 refractory tumors. (bmj.com)
  • Researchers at the Centre for Genomic Regulation in Barcelona find evidence that specialized secretory cells found in these unique and ancient creatures may have given rise to neurons in more complex animals. (sciforums.com)
  • The transport system enhances the movement of nutrients, chemicals, and other substances within the cells. (coredifferences.com)
  • Also, the islets - metabolically active cells that require significant blood flow - have problems hooking up to blood vessels once in the body and die off over time. (scienceblog.com)
  • However, these models either do not consider the activeness of the cellular tissues or neglect their poroelastic nature that biological tissues are made by both cells and interstitial fluid. (sustech.edu.cn)
  • Ito cells, found to be equally distributed in both the principal collagen-producing cells and these regions [ 4 ]. (who.int)
  • Among thousands of antimicrobial peptides, we found that the most studied membrane-attacking type is beeing actively counteracted by plant cells. (lu.se)
  • The chances of finding new substances with interesting working profiles in traditional medicinal plants are better than in common-or-garden botany. (sciencedaily.com)
  • The substances were found to suppress the growth of a specific tumor cell line that is particularly resistant to many commonly used cytotoxins due to overproduction of a transport protein in the cell wall. (sciencedaily.com)
  • We can expect to find many interesting, yet unknown working mechanisms among the chemically highly diverse natural substances. (sciencedaily.com)
  • Wastewater presents a time dynamic collection point where many physical, chemical, and biological substances of our society are brought to a central location. (scienceopen.com)
  • The Seetohul group is involved in developing methods for the study of novel psychoactive substances, and the application of liquid phase broadband cavity enhanced absorption spectroscopy to analytical, biological and bio-analytical samples. (ntu.ac.uk)
  • Before the 20th century, biological warfare took three main forms: (1) deliberate poisoning of food and water with infectious or toxic material, (2) use of microorganisms or toxins in some form of weapon system, and (3) use of biologically inoculated fabrics. (medscape.com)
  • However, cyano-Clb, the form used in supplements, is readily converted into biologically active forms in humans and other mammals. (medscape.com)
  • The researchers found that a minimal model can account for the variety of structures they observed. (aps.org)
  • Researchers have precisely measured the electrical-transport properties of a highly ordered Wigner solid-a crystalline state formed of electrons rather than atoms. (aps.org)
  • Georgia Tech and Emory researchers engineered a hydrogel, a material compatible with biological tissues that is a promising therapeutic delivery vehicle. (scienceblog.com)
  • The teachers are active researchers and you will gain insight in plant research on the molecular, cell, physiological and ecological level. (lu.se)
  • During events like the COVID-19 pandemic or a disaster, researchers may need to switch from collecting biological samples to personal exposure samplers that are easy and safe to transport and wear, such as silicone wristbands. (cdc.gov)
  • These results demonstrate that wristbands and urine provide similar PAH exposure assessment information, which is critical for environmental health researchers looking for the flexibility to switch between biological sample and wristband collection. (cdc.gov)
  • Investigating the mechanisms of neuronal transport is critical in understanding neuronal function. (nature.com)
  • The current information suggests that these herbal extracts exert their biological effect either through cytotoxic or immunomodulatory mechanisms. (nih.gov)
  • Taking inspiration from the mechanisms in Physarum we outline how to embed complex behaviour in active microfluidic devices and how to program human vasculature. (aps.org)
  • These transport mechanisms are further classified into active and passive transport. (coredifferences.com)
  • An understanding of the mechanisms that underlie these features is of fundamental importance for all biological disciplines. (lu.se)
  • Organizations such as JDRF are dedicated to finding a cure for Type 1 diabetes, a chronic disease that occurs when the pancreas produces little or no insulin, a hormone that allows the transport of sugar and other nutrients into tissues where they are converted to energy needed for daily life. (scienceblog.com)
  • Here we propose a modified reaction-diffusion model that couples with the active contraction of cellular tissues. (sustech.edu.cn)
  • In contrast, steroids are transported through milk and meat to humans where they may exert biological activity. (cdc.gov)
  • Active transport is directed motion along cytoskeletal structures that is driven by molecular motors 4 . (nature.com)
  • We are combining natural substance research with advanced analytical and molecular-biological methods", Efferth explains. (sciencedaily.com)
  • Atabekov's research on the molecular genetics of plant viruses led to the development of the concept of intercellular transport of viral genetic material in plants as an active function encoded in the viral genome. (pravda.ru)
  • He was the first scientist to have identified the tobacco mosaic virus gene that encoded a transport protein with a molecular weight of 30 kDa. (pravda.ru)
  • iii) Molecular transport in complex systems. (lu.se)
  • First, in contrast to GSH, GSSG can be transported out of the cell. (who.int)
  • Vesicles alternate between active transport along microtubules and passive brownian-like motion. (nature.com)
  • Methionine, in turn, is required for the synthesis of S-adenosylmethionine (SAM), a methyl group donor used in many biological methylation reactions, including the methylation of sites in DNA and RNA. (medscape.com)
  • Diminished methionine synthase leads to the "folate trap" in which 5-methyl-THF accumulates and cannot serve as a methyl donor and cannot be converted to the THF needed for methionine synthesis (ie, biological dead end). (medscape.com)
  • Like flocks of birds and schools of fish, they are also natural examples of a type of out-of-equilibrium ensemble known to physicists as active matter. (aps.org)
  • The review presents our conclusions on: (1) the potential biological agents that might be released into a sewage system, (2) the likely background level of those agents in sewage, (3) laboratory methods and detection, and (4) the probability of detecting select biological agents in sewage. (scienceopen.com)
  • II POTENTIAL BIOLOGICAL AGENTS IN SEWAGE A wide variety of pathogenic organisms pass through municipal waste-water treatment systems. (scienceopen.com)
  • This review evaluates the potential for environmental transport and bioavailability of the active chemical to humans. (cdc.gov)
  • The Germans, optimizing unforeseeable book Oxygen Transport to against the Soviet Union, was Revised by the OUN to view the chemical of high source. (chmidt.de)
  • This was the first multilateral agreement that extended prohibition of chemical agents to biological agents. (medscape.com)
  • This form of transport normally requires chemical energy and enzymes to facilitate the biological process. (coredifferences.com)
  • The cellular tissue is modelled as a piece of biphasic poroelastic material, where mechanical forces naturally regulate the transport of chemical cues. (sustech.edu.cn)
  • This chemical has been found in at least 18 of the 1,177 National Priorities List sites identified by the Environmental Protection Agency (EPA). (cdc.gov)
  • Council Directive 80/1107/EEC, as amended by Council Directive 88/642/EEC, on the protection of workers from the risks related to exposure to chemical, physical and biological agents at work, introduced into EU legislation the objective of establishing occupational exposure limits (OELs) agreed by Member States. (cdc.gov)
  • OWQ measurements can contain the physical, chemical, and biological characteristics of oceanic waters, where low OWQ values indicate an unhealthy ecosystem. (lu.se)
  • Of interest also are biological fluids and organisms, such as natural marine polymers among others. (ucsb.edu)
  • This is what makes the MT brain a complex biological data processing system that is shared by all Eukaryotic organisms and animal species on earth. (sciforums.com)
  • To address the challenge, in this talk, I will discuss integrating mechanical intelligence with materials intelligence in liquid crystal elastomer-based soft active structures for achieving autonomous motions and even self-decision-making capabilities in soft robots. (aps.org)
  • EU Marie Curie Training Site on Surface and colloid technology-self-assembled structures of biological and technological relevance. (lu.se)
  • Biological weapons include any organism or toxin found in nature that can be used to incapacitate, kill, or otherwise impede an adversary. (medscape.com)
  • In summary, physical factors influencing gas transport substantially modified and potentially obscured biological factors in their effects on δ 13 C of CO 2 within this subalpine forest snowpack. (arizona.edu)
  • This bias in biological research toward the previously studied appears to reflect several linked factors. (biorxiv.org)
  • Plants use intricate systems for growth, development, transport and metabolism to cope with adverse environmental conditions, but also have considerable capacity to adapt genetically to both biotic and abiotic factors. (lu.se)
  • In 1962 he moved to the University of Alaska Fairbanks where he organized and served as the founding director of the Institute of Arctic Biology until his retirement in 1966. (uaf.edu)
  • You find completed Master's degree projects in biology on LUP Student Papers. (lu.se)
  • One of the old roots of colloid science is found in biology. (lu.se)
  • Extracts from 18 of the plants under investigation were found to substantially suppress the growth of a cancer cell line in the culture dish. (sciencedaily.com)
  • Neurons transport subcellular cargo along axons and neurites through a stochastic interplay of active and passive transport. (nature.com)
  • To this end, we investigate the active and passive transport of vesicles in Aplysia neurons while changing neurite tension via applied strain and quantify the resulting dynamics. (nature.com)
  • Vesicles switch stochastically between active and passive transport states. (nature.com)
  • So, what is the main difference between active and passive transport? (coredifferences.com)
  • Active transport uses energy to pump molecules against concentration gradient while passive transport allows molecules to pass the cell membrane via concentration gradient without the use of cellular energy. (coredifferences.com)
  • This article provides active and passive transport examples. (coredifferences.com)
  • Take the time to read through it and get to know the similarities between active and passive transport. (coredifferences.com)
  • What Is Passive Transport? (coredifferences.com)
  • Passive transport is a biological process that involves the movement of molecules from a region of high concentration to a region of low concentration. (coredifferences.com)
  • According to research, all soluble products are moved by passive transport. (coredifferences.com)
  • Fig. 1a,b shows a representative image and a schematic of a vesicle switching between active transport along a microtubule and passive diffusion in the subcellular space. (nature.com)
  • atrazine is commonly found in rainwater in the seasons following agricultural applications. (cdc.gov)
  • This study presents a systematic analysis of the capabilities and types of spaceborne systems (e.g., optical and thermal sensors, passive microwave radiometers, active microwave scatterometers, and altimeters) which are commonly applied to OWQ assessment. (lu.se)
  • Hydrus is a suite of Windows-based modeling software that can be used for analysis of water flow, heat and solute transport in variably saturated porous media (e.g., soils). (wikipedia.org)
  • While HYDRUS-1D simulates water flow, solute and heat transport in one-dimension, and is a public domain software, HYDRUS 2D/3D extends the simulation capabilities to the second and third dimensions, and is distributed commercially. (wikipedia.org)
  • While Hermitian cubic finite element numerical schemes were used in SUMATRA and linear finite elements in WORM and the older HYDRUS code for solution of both the water flow and solute transport equations, SWMI used finite differences to solve the flow equation. (wikipedia.org)
  • 1992) considerably extended the capabilities of SWMII by including provisions for solute transport. (wikipedia.org)
  • Solute transport was described using the standard advection-dispersion equation that included linear sorption, first-order degradation in both the liquid and solid phases, and zero-order production in both phases. (wikipedia.org)
  • Within the degenerating neurites, we found numerous spherical co-aggregates of alpha-syn and tubulins, from which actin was excluded. (nih.gov)
  • The aim of this review of published literature and reports is to assess the feasibility of monitoring sewage systems as an early warning system for the release of pathogens from an intentional, natural, or accidental biological contamination event. (scienceopen.com)
  • Atrazine may also be transported from where it is applied to soils by runoff into surface water and percolation into groundwater. (cdc.gov)
  • Transcriptomics analyses showed pathways related to TCR signaling, cytotoxicity and oxidative phosphorylation were significantly enriched in Tet lo found in both regressing and progressing tumors compared with Tet hi , whereas genes related to DNA damage, apoptosis and autophagy were downregulated. (bmj.com)
  • The finding that most patients with residual vestibular deficits were asymptomatic at the time of follow-up emphasizes the need for a complete vestibular evaluation, including specific bedside testing and laboratory examinations, before a return to diving activity may be considered. (who.int)
  • Due to the biological effects ascribed to some compounds in the class of chemicals tested, we feel that concentrations are sufficient to warrant further study. (usda.gov)
  • One of the active compounds responsible for the immune effects of herbal products is in the form of complex polysaccharides known as beta-glucans. (nih.gov)
  • When the vaccine is ready to be administered, the silica cage cracks open and falls away, leaving the active ingredient in its pure and fully functional form. (springwise.com)
  • We found that tension in neurons modulates active transport of vesicles by increasing the probability of active motion, effective diffusivity and induces a retrograde bias. (nature.com)
  • In the organ-cultured, embryonic chick duodenum, 3β-fluorovitamin D 3 was approx 1 1000th as active as the native hormone, 1,25-dihydroxyvitamin D 3 , while 3-deoxyvitamin D 3 was inactive even at μ M concentrations, in the induction of the vitamin D-dependent, calcium-binding protein. (elsevierpure.com)
  • High concentrations are found in water in some areas of the country. (cdc.gov)
  • The technology uses inert silica to encapsulate the active ingredients with a protective 'cage', which keeps the biological material protected from any variations in outside temperature or humidity. (springwise.com)
  • In his search for active ingredients, Professor Dr. Thomas Efferth of the DKFZ has been concentrating on herbal remedies from traditional Chinese medicine with particularly well documented application range. (sciencedaily.com)
  • In the literature, big discrepancies in the timescale of the occurrence of lipid flip-flop in model bilayer systems are found, partly due to the fact that these measurements were based on the indirect observation of the process and hampered by artifacts emerging from these different methodologies. (lu.se)
  • however, there is no evidence that the protein persists in the environment nor that it is active in humans. (cdc.gov)
  • d,e) Plots of the x and y position as a function of time show that particle behavior is passive (red) most of the time and that when vesicles undergo active motion (green) they are moving over larger distances. (nature.com)
  • Today, there is a growing demand for quantitative and computational skills in biological research and the commercialization of that research. (aps.org)
  • Another area of research is transport phenomena in manufacturing and materials processing, which includes investigations of rapid solidification of molten metals and shape-controlled deposition of organic materials. (ucsb.edu)
  • During World War II, the Japanese operated a secret biological warfare research facility in Manchuria and carried out human experiments on Chinese prisoners. (medscape.com)
  • As PhD students, we found it difficult to access the research we needed, so we decided to create a new Open Access publisher that levels the playing field for scientists across the world. (intechopen.com)
  • The potential for the use of the legume-rhizobia symbiosis to increase biological nitrogen fixation and avenues for research are discussed. (intechopen.com)
  • During the post-war years he played an important role in the development of U.S. initiative in arctic and Antarctic biological research. (uaf.edu)
  • Irving was active in research, writing, and professional affairs until his death in 1979. (uaf.edu)
  • He has been active in several national and EU committees on materials research. (tue.nl)
  • Jesper Nygård's research has focused on electron transport in low-dimensional semiconductors, superconductors and nanodevices. (lu.se)
  • Dive into the research topics where Allan Rasmusson is active. (lu.se)
  • Significant amounts of atrazine are also released during manufacture, formulation, transport, storage, and disposal (see Section 6.2 below). (cdc.gov)
  • This is the first study in which silicone wristbands were deployed alongside two traditional personal PAH exposure assessment methods: active air monitoring with samplers (i.e., polyurethane foam (PUF) and filter) housed in backpacks, and biological sampling with urine. (cdc.gov)
  • Summary: Endogenous and exogenous steroids can be found in the meat, milk, and waste materials produced by cattle. (cdc.gov)
  • 1983). All of these materials will find their way into sewage systems during the process of waste elimination (toilet flushing) and cleaning (e.g., bathing, hand washing). (scienceopen.com)
  • He is co-inventor on 7 patent applications within quantum materials and devices and has co-founded two start-up companies within nanoelectronic materials and biosensors. (lu.se)
  • This is particularly inopportune at a time when the needs for quantitative thinking about biological systems are exploding. (aps.org)
  • The potential spectrum of bioterrorism ranges from hoaxes and actual use of agents by individuals or groups against others, to state-sponsored terrorism that employs biological warfare (BW) agents and delivery systems that can produce mass casualties. (medscape.com)
  • An epidemiological approach to monitoring sewer systems is especially relevant for an early warning of pathogens used as biological weapons. (scienceopen.com)
  • In addition to release during active infection, pathogens can be washed into sewage systems from cleaning of indoor (floor washing, kitchen sink use) and outdoor (auto washing, driveway cleaning, storm water collection) facilities. (scienceopen.com)
  • On the more fundamental side, we are investigating non-Newtonian fluid mechanics and heat transfer, with experimental investigations of the characteristics of complex fluids such as surfactant solutions or polymer solutions, especially turbulent flow of drag-reducing fluids and issues of active control of convective heat transfer. (ucsb.edu)
  • We unravel that Physarum 's complex behaviour emerges from the physics of active flows shuffling through its tubular networks. (aps.org)
  • Commensal microbiota is involved in stressor-induced immunomodulation, but other biological effects are not yet known. (nature.com)
  • This ispost-replicative mismatch repair, the biological effects are still unclear. (forextrading-madeeasy.com)
  • The EPA and the National Academy of Sciences, Committee on Biological Effects of Ionizing Radiation, has stated that radium is a known human carcinogen. (cdc.gov)
  • Thijs Michels is emeritus professor of Theoretical and Polymer Physics at the Technical University of Eindhoven (TU/e) and founded there the group Polymer Physics, later named Theory of Polymers and Soft matter. (tue.nl)
  • A water deficit has an important effect on the acquisition of nutrients through the roots and their transport to the rest of the plant. (phycoterra.com)
  • SiaM comprises a "transport" domain and a "scaffold" domain, with the transport domain consisting of helical hairpins as seen in the sodium ion-coupled elevator transporter VcINDY. (rcsb.org)
  • Irving studied and published on many topics in comparative physiology, ranging through matters as diverse as metabolism and respiration in starfish, development of trout embryos, blood supply in mammalian brains, adaptations of seals to diving, blood transport of respiratory gases in fishes, respiration of porpoises and manatees, cold adaptation in arctic birds and mammals including humans, and environmental adaptations of native arctic peoples. (uaf.edu)
  • Studies on implementation of drag-reducing fluids in industrial applications such as HVAC or fluid transport are conducted through laboratory and large-scale field tests. (ucsb.edu)
  • The German-American physician Anton Dilger established a secret biological laboratory in Chevy Chase, Maryland, with the intent to grow the causative agents of anthrax and glanders. (medscape.com)
  • As an example, if a synaptic protein is synthesized in the cell body, it may need to be transported the entire length of the axon (which could be over 1 meter in a human) to reach its functional target. (nature.com)
  • Proper transport of vesicles and their cargo to specific locations in the cell is critical in building and maintaining synaptic machinery as well as modulating synaptic plasticity 8 . (nature.com)
  • The scientists proceeded to chemically separate, step by step, all active extracts, tracing the active component after each separation step by cell tests. (sciencedaily.com)
  • beta-glucans are ubiquitously found in both bacterial or fungal cell walls and have been implicated in the initiation of anti-microbial immune response. (nih.gov)
  • The biological process involves the transfer of molecules from extracellular fluid to the specific transmembrane protein on the cell membrane by the use of ATP. (coredifferences.com)
  • The biological process where the protein found on the cell membrane uses an electromagnetic gradient to move across the membrane. (coredifferences.com)
  • The main biological process is to maintain balance and attain equilibrium in a cell. (coredifferences.com)
  • Mechanical cues, such as the cellular stresses and strains, have been found to dictate the pattern formation in human stem cell differentiation. (sustech.edu.cn)
  • Furthermore, environmental matrices such as raw water and dust may also allow for the environmental transport and bioavailability of steroids to humans. (cdc.gov)
  • Biological warfare became more sophisticated against both animals and humans during the 20th century. (medscape.com)
  • Contrary to previous reports which showed that 3β-fluorovitamin D 3 was as active as vitamin D 3 in vivo, we found that the fluoro-analog was less active than vitamin D 3 . (elsevierpure.com)
  • They also developed a plague biological weapon by breeding fleas fed on plague-infected rats, and releasing millions of fleas in aerial attacks on Chinese cities. (medscape.com)
  • Version 3 included the UNSATCHEM module (Suarez and Šimůnek, 1997) for simulating carbon dioxide transport as well as the multi-component transport of major ions. (wikipedia.org)
  • If you need to transport your goods by sea while maintaining the exact temperature conditions your products require, we can offer cold chain transport that reduces both cost and carbon footprint. (dsv.com)
  • Ecological restoration , the process of repairing sites in nature whose biological communities (that is, interacting groups of various species in a common location) and ecosystems have been degraded or destroyed. (britannica.com)
  • With regard to stimulation of intestinal calcium transport and bone calcium mobilization in the D-deficient hypocalcemic rat, 3β-fluorovitamin D 3 snowed significantly greater biologic activity than its hydrogen analog, 3-deoxyvitamin D 3 . (elsevierpure.com)
  • Our results show that the substitution of a fluorine atom for a hydrogen atom at the C-3 position of the vitamin D 3 molecule results in a fluorovitamin 6 with significantly more biological activity than its hydrogen analog, 3-deoxyvitamin D 3 7. (elsevierpure.com)
  • Whichever method or methods of transport you choose for your products, you can be sure that they are handled in full compliance with regulations and the required temperature - even during breaks in the journey. (dsv.com)
  • Download not active students whenever you 've without possible download optimization methods for a. (nichost.ru)
  • Placozoans are tiny animals, around the size of a large grain of sand, which graze on algae and microbes living on the surface of rocks and other substrates found in shallow, warm seas. (sciforums.com)
  • One study found that a single toilet flush containing poliovirus was detectable at a nearby treatment plant for more than 4 days (Ranta et al. (scienceopen.com)
  • These forms will influence how atrazine is transported or later deposited on to terrestrial or aquatic environments. (cdc.gov)